Home / 3,136.84-4,326.54-2,253.55

Finding the Fourth Proportional to 3,136.84, 4,326.54 and 2,253.55

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Solution

The fourth proportional to 3,136.84, 4,326.54 and 2,253.55 is: 3,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.84 : 4,326.54 = 2,253.55 : x
  2. Step 2: Convert to fraction form
    3,136.84/4,326.54 = 2,253.55/x
  3. Step 3: Cross multiply
    3,136.84x = 4,326.54 × 2,253.55
  4. Step 4: Simplify right side
    3,136.84x = 9,750,074.22
  5. Step 5: Solve for x
    x = 9,750,074.22/3,136.84
  6. Step 6: Final answer
    x = 3,108.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.